//
// Created by Administrator on 2024/4/27.
//

#include <iostream>

using namespace std;

int fib(int num)
{
    if (num == 1 || num == 2)
        return 1;
    return fib(num-1)+fib(num-2);
}

int main()
{
    cout<<fib(10);
    return 0;
}